UnknownError (see above for traceback): exceptions.AttributeError: 'module' object has no attribute

./scripts/test.sh 0 ./models/seglink-512/model.ckpt-217867 ./datasets/ICDAR2015/Challenge4/ch4_test_images
+ set -e
+ export CUDA_VISIBLE_DEVICES=0
+ CUDA_VISIBLE_DEVICES=0
+ CHECKPOINT_PATH=./models/seglink-512/model.ckpt-217867
+ DATASET_DIR=./datasets/ICDAR2015/Challenge4/ch4_test_images
+ python test_seglink.py --checkpoint_path=./models/seglink-512/model.ckpt-217867 --gpu_memory_fraction=-1 --seg_conf_threshold=0.8 --link_conf_threshold=0.5 --dataset_dir=./datasets/ICDAR2015/Challenge4/ch4_test_images
/usr/local/lib/python2.7/dist-packages/h5py/__init__.py:36: FutureWarning: Conversion of the second argument of issubdtype from `float` to `np.floating` is deprecated. In future, it will be treated as `np.float64 == np.dtype(float).type`.
  from ._conv import register_converters as _register_converters
Traceback (most recent call last):
  File "/usr/lib/python2.7/logging/__init__.py", line 861, in emit
    msg = self.format(record)
  File "/usr/lib/python2.7/logging/__init__.py", line 734, in format
    return fmt.format(record)
  File "/usr/lib/python2.7/logging/__init__.py", line 465, in format
    record.message = record.getMessage()
  File "/usr/lib/python2.7/logging/__init__.py", line 329, in getMessage
    msg = msg % self.args
TypeError: not all arguments converted during string formatting
Logged from file tf_logging.py, line 116
INFO:tensorflow:Restoring parameters from ./models/seglink-512/model.ckpt-217867
2018-07-02 11:45:17.332376: W tensorflow/core/framework/op_kernel.cc:1190] Unknown: exceptions.AttributeError: 'module' object has no attribute 'cv'
Traceback (most recent call last):
  File "test_seglink.py", line 149, in 
    tf.app.run()
  File "/home/hy/.local/lib/python2.7/site-packages/tensorflow/python/platform/app.py", line 126, in run
    _sys.exit(main(argv))
  File "test_seglink.py", line 145, in main
    eval()
  File "test_seglink.py", line 132, in eval
    image_bboxes = sess.run([bboxes_pred], feed_dict = {image:image_data, image_shape:image_data.shape})
  File "/home/hy/.local/lib/python2.7/site-packages/tensorflow/python/client/session.py", line 905, in run
    run_metadata_ptr)
  File "/home/hy/.local/lib/python2.7/site-packages/tensorflow/python/client/session.py", line 1137, in _run
    feed_dict_tensor, options, run_metadata)
  File "/home/hy/.local/lib/python2.7/site-packages/tensorflow/python/client/session.py", line 1355, in _do_run
    options, run_metadata)
  File "/home/hy/.local/lib/python2.7/site-packages/tensorflow/python/client/session.py", line 1374, in _do_call
    raise type(e)(node_def, op, message)
tensorflow.python.framework.errors_impl.UnknownError: exceptions.AttributeError: 'module' object has no attribute 'cv'
     [[Node: test/PyFunc = PyFunc[Tin=[DT_FLOAT, DT_FLOAT, DT_FLOAT, DT_INT32, DT_FLOAT, DT_FLOAT], Tout=[DT_FLOAT], token="pyfunc_0", _device="/job:localhost/replica:0/task:0/device:CPU:0"](test/strided_slice_4, test/strided_slice_5, test/strided_slice_2, test/strided_slice_3, test/PyFunc/input_4, test/PyFunc/input_5)]]

Caused by op u'test/PyFunc', defined at:
  File "test_seglink.py", line 149, in 
    tf.app.run()
  File "/home/hy/.local/lib/python2.7/site-packages/tensorflow/python/platform/app.py", line 126, in run
    _sys.exit(main(argv))
  File "test_seglink.py", line 145, in main
    eval()
  File "test_seglink.py", line 88, in eval
    link_conf_threshold = config.link_conf_threshold)
  File "/home/hy/2018-ocr/seglink/tf_extended/seglink.py", line 693, in tf_seglink_to_bbox
    tf.float32)
  File "/home/hy/.local/lib/python2.7/site-packages/tensorflow/python/ops/script_ops.py", line 317, in py_func
    func=func, inp=inp, Tout=Tout, stateful=stateful, eager=False, name=name)
  File "/home/hy/.local/lib/python2.7/site-packages/tensorflow/python/ops/script_ops.py", line 225, in _internal_py_func
    input=inp, token=token, Tout=Tout, name=name)
  File "/home/hy/.local/lib/python2.7/site-packages/tensorflow/python/ops/gen_script_ops.py", line 93, in _py_func
    "PyFunc", input=input, token=token, Tout=Tout, name=name)
  File "/home/hy/.local/lib/python2.7/site-packages/tensorflow/python/framework/op_def_library.py", line 787, in _apply_op_helper
    op_def=op_def)
  File "/home/hy/.local/lib/python2.7/site-packages/tensorflow/python/framework/ops.py", line 3271, in create_op
    op_def=op_def)
  File "/home/hy/.local/lib/python2.7/site-packages/tensorflow/python/framework/ops.py", line 1650, in __init__
    self._traceback = self._graph._extract_stack()  # pylint: disable=protected-access

UnknownError (see above for traceback): exceptions.AttributeError: 'module' object has no attribute 'cv'
     [[Node: test/PyFunc = PyFunc[Tin=[DT_FLOAT, DT_FLOAT, DT_FLOAT, DT_INT32, DT_FLOAT, DT_FLOAT], Tout=[DT_FLOAT], token="pyfunc_0", _device="/job:localhost/replica:0/task:0/device:CPU:0"](test/strided_slice_4, test/strided_slice_5, test/strided_slice_2, test/strided_slice_3, test/PyFunc/input_4, test/PyFunc/input_5)]]
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